2006 GMC Sierra 1500 Ext Cab 143.5" WB 4WD SLE1 Specs

Ext Cab 143.5" WB 4WD SLE1
MSRP based on Ext Cab 143.5" WB 4WD SLE1

Quick Specs

Gas Mileage 15 mpg City/19 mpg Hwy
Engine Gas V8, 4.8L
EPA Class No Data
Style Name 4WD Extended Cab Standard Box SLE1
Drivetrain Four Wheel Drive
Passenger Capacity 6
Passenger Doors 2
Body Style Extended Cab Pickup - Short Bed
Transmission Transmission, 4-speed automatic, electronically controlled with overdrive and tow/haul mode


Weight Information
Gross Vehicle Weight Rating Cap (lbs) 6400
Curb Weight - Front (lbs) 3006
Gross Axle Wt Rating - Front (lbs) 3925
Gross Combined Wt Rating (lbs) 12000
Curb Weight - Rear (lbs) 2012
Gross Axle Wt Rating - Rear (lbs) 3750
Interior Dimensions
Second Leg Room (in) 33.7
Front Hip Room (in) 61.4
Front Leg Room (in) 41.3
Second Shoulder Room (in) 66.3
Passenger Capacity 6
Second Head Room (in) 38.4
Front Shoulder Room (in) 65.2
Second Hip Room (in) 61.4
Front Head Room (in) 41.0
Exterior Dimensions
Front Bumper to Back of Cab (in) 138.5
Frame Width, Rear (in) - TBD -
Overhang, Front (in) 36.9
Ground to Top of Load Floor (in) 33.7
Width, Max w/o mirrors (in) 78.5
Cab to Axle (in) 41.9
Ground Clearance, Front (in) 8.7
Wheelbase (in) 143.5
Overhang, Rear w/o bumper (in) 47.0
Ground to Top of Frame (in) - TBD -
Height, Overall (in) 73.9
Cab to End of Frame (in) - TBD -
Ground Clearance, Rear (in) 8.6
Length, Overall w/o rear bumper (in) 230.2
Cargo Area Dimensions
Cargo Volume (ft³) 56.9
Cargo Box (Area) Height (in) 19.5
Cargo Box Width @ Floor (in) 64.8
Ext'd Cab Cargo Volume (ft³) - TBD -
Cargo Box Length @ Floor (in) 78.7
Tailgate Width (in) 64.8
Cargo Box Width @ Wheelhousings (in) 50.0
Cargo Box Width @ Top, Rear (in) 64.8

Fuel Economy

Fuel Tank
Fuel Tank Location LH
Fuel Tank Capacity, Approx (gal) 26
Aux Fuel Tank Location NA
Aux Fuel Tank Capacity, Approx (gal) NA
EPA Fuel Economy Est - City (MPG) 15
EPA Fuel Economy Est - Hwy (MPG) 19

Performance Specs

Engine Oil Cooler NA
SAE Net Horsepower @ RPM 285 @ 5200
Displacement 4.8L/293
Engine Order Code LR4
SAE Net Torque @ RPM 295 @ 4000
Fuel System SFI
Engine Type Gas V8
Second Gear Ratio (:1) 1.63
Reverse Ratio (:1) 2.29
Transfer Case Gear Ratio (:1), High 1.00
Trans Description Cont. Again NA
Fifth Gear Ratio (:1) NA
Trans PTO Access NA
Seventh Gear Ratio (:1) NA
Trans Type 4
Third Gear Ratio (:1) 1.00
Clutch Size (in) NA
Transfer Case Gear Ratio (:1), Low 2.72
Drivetrain 4-Wheel Drive
First Gear Ratio (:1) 3.06
Sixth Gear Ratio (:1) NA
Transfer Case Model New Venture NVG 246
Trans Description Cont. Automatic w/OD
Fourth Gear Ratio (:1) 0.70
Trans Power Take Off NA
Transfer Case Power Take Off NA
Trans Order Code M30
Rear Brake Rotor Diam x Thickness (in) 12.8 x 0.78
Disc - Rear (Yes or ) Yes
Brake ABS System (Second Line) NA
Drum - Rear (Yes or ) NA
Brake Type Pwr
Front Brake Rotor Diam x Thickness (in) 12.0 x 1.10
Disc - Front (Yes or ) Yes
Rear Drum Diam x Width (in) NA
Brake ABS System Four-Wheel
Turning Diameter - Wall to Wall (ft) - TBD -
Steering Ratio (:1), At Lock - TBD -
Steering Type Pwr
Turning Diameter - Curb to Curb (ft) 45.8
Steering Ratio (:1), On Center - TBD -
Front Tire Capacity (lbs) - TBD -
Revolutions/Mile @ 45 mph - Spare - TBD -
Rear Tire Size P265/70R17
Revolutions/Mile @ 45 mph - Front - TBD -
Spare Tire Order Code QVL
Rear Tire Capacity (lbs) - TBD -
Front Tire Order Code QVL
Spare Tire Size P265/70R17
Revolutions/Mile @ 45 mph - Rear - TBD -
Front Tire Size P265/70R17
Spare Tire Capacity (lbs) - TBD -
Rear Tire Order Code QVL
Rear Wheel Material Steel
Spare Wheel Size (in) 17 x 7.5
Front Wheel Size (in) 17 x 7.5
Spare Wheel Material Steel
Front Wheel Material Steel
Rear Wheel Size (in) 17 x 7.5
Axle Capacity - Front (lbs) 3925
Shock Absorber Diameter - Rear (mm) 35
Axle Type - Front Independent
Axle Ratio (:1) - Rear 3.42
Spring Capacity - Front (lbs) 3925
Axle Capacity - Rear (lbs) 3750
Stabilizer Bar Diameter - Front (in) 1.12
Suspension Type - Front Torsion Bar
Axle Type - Rear Semi-Floating
Shock Absorber Diameter - Front (mm) 35
Spring Capacity - Rear (lbs) 3750
Axle Ratio (:1) - Front 3.42
Stabilizer Bar Diameter - Rear (in) NA
Suspension Type - Rear 2-Stage Multi-Leaf

Safety Features

Air Bag-Frontal-Driver Yes
Air Bag-Frontal-Passenger Yes
Air Bag-Passenger Switch (On/Off) No
Air Bag-Side Body-Front No
Air Bag-Side Body-Rear No
Air Bag-Side Head-Front No
Air Bag-Side Head-Rear No
Brakes-ABS Yes
Child Safety Rear Door Locks No
Daytime Running Lights Yes
Traction Control No
Night Vision No
Rollover Protection Bars No
Fog Lamps Yes
Parking Aid No
Tire Pressure Monitor No
Back-Up Camera No
Stability Control No
Other Features Brakes, 4-wheel antilock, front hydraulic disc and rear drum
Air bags, frontal, driver and right front passenger, includes...
Steering column, Tilt-Wheel, adjustable, includes...
Daytime running lamps, includes automatic exterior lamp control


Basic Miles/km 36,000
Basic Years 3
Corrosion Miles/km 100,000
Corrosion Years 6
Drivetrain Miles/km 36,000
Drivetrain Years 3
Roadside Assistance Miles/km 36,000
Roadside Assistance Years 3

Other Specs

Cooling System
Total Cooling System Capacity (qts) 16.8
Maximum Alternator Capacity (amps) 145
Cold Cranking Amps @ 0° F (Primary) 600
Maximum Alternator Watts NA
Cold Cranking Amps @ 0° F (2nd) NA
Fifth Wheel Hitch - Max Trailer Wt. (lbs) 6700
Wt Distributing Hitch - Max Trailer Wt. (lbs) 6700
Dead Weight Hitch - Max Trailer Wt. (lbs) 5000
Fifth Wheel Hitch - Max Tongue Wt. (lbs) 1675
Wt Distributing Hitch - Max Tongue Wt. (lbs) 1005
Dead Weight Hitch - Max Tongue Wt. (lbs) 500